./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9fc6dbbcfa33ba532c22e3e2a2682304ea7cf29d ...................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9fc6dbbcfa33ba532c22e3e2a2682304ea7cf29d .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 16:19:30,828 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:19:30,829 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:19:30,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:19:30,837 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:19:30,838 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:19:30,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:19:30,840 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:19:30,841 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:19:30,842 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:19:30,842 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:19:30,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:19:30,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:19:30,844 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:19:30,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:19:30,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:19:30,846 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:19:30,847 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:19:30,848 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:19:30,850 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:19:30,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:19:30,851 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:19:30,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:19:30,853 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:19:30,854 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:19:30,854 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:19:30,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:19:30,855 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:19:30,855 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:19:30,856 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:19:30,856 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:19:30,856 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:19:30,857 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:19:30,857 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:19:30,858 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:19:30,858 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:19:30,858 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:19:30,859 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:19:30,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:19:30,859 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:19:30,860 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:19:30,860 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 16:19:30,871 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:19:30,871 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:19:30,871 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:19:30,872 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:19:30,872 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:19:30,872 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:19:30,872 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 16:19:30,872 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:19:30,872 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:19:30,872 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 16:19:30,872 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 16:19:30,873 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:19:30,873 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 16:19:30,873 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 16:19:30,873 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 16:19:30,873 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:19:30,873 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 16:19:30,874 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 16:19:30,874 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 16:19:30,874 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:19:30,874 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:19:30,874 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:19:30,874 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:19:30,874 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:19:30,874 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 16:19:30,874 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:19:30,874 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:19:30,875 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:19:30,875 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:19:30,875 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:19:30,875 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:19:30,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:19:30,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:19:30,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:19:30,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:19:30,875 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 16:19:30,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 16:19:30,876 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:19:30,876 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:19:30,876 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:19:30,876 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9fc6dbbcfa33ba532c22e3e2a2682304ea7cf29d [2019-12-07 16:19:30,976 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:19:30,984 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:19:30,987 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:19:30,989 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:19:30,989 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:19:30,989 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c [2019-12-07 16:19:31,031 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/data/a2c849c47/4238a01a391a4155b4724eb9d6fcbd1b/FLAG2d95d7ea3 [2019-12-07 16:19:31,485 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:19:31,486 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c [2019-12-07 16:19:31,494 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/data/a2c849c47/4238a01a391a4155b4724eb9d6fcbd1b/FLAG2d95d7ea3 [2019-12-07 16:19:31,503 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/data/a2c849c47/4238a01a391a4155b4724eb9d6fcbd1b [2019-12-07 16:19:31,505 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:19:31,506 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:19:31,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:19:31,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:19:31,509 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:19:31,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:19:31" (1/1) ... [2019-12-07 16:19:31,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@581b80cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:19:31, skipping insertion in model container [2019-12-07 16:19:31,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:19:31" (1/1) ... [2019-12-07 16:19:31,516 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:19:31,544 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:19:31,757 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:19:31,765 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2019-12-07 16:19:31,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@24f1d0d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:19:31, skipping insertion in model container [2019-12-07 16:19:31,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:19:31,766 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 16:19:31,768 INFO L168 Benchmark]: Toolchain (without parser) took 261.23 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -148.9 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2019-12-07 16:19:31,768 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:19:31,769 INFO L168 Benchmark]: CACSL2BoogieTranslator took 259.42 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 938.1 MB in the beginning and 1.1 GB in the end (delta: -154.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-12-07 16:19:31,770 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 259.42 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 938.1 MB in the beginning and 1.1 GB in the end (delta: -154.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 68]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 16:19:32,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:19:32,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:19:32,944 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:19:32,945 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:19:32,945 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:19:32,946 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:19:32,948 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:19:32,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:19:32,949 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:19:32,950 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:19:32,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:19:32,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:19:32,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:19:32,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:19:32,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:19:32,954 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:19:32,954 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:19:32,956 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:19:32,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:19:32,959 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:19:32,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:19:32,960 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:19:32,961 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:19:32,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:19:32,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:19:32,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:19:32,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:19:32,964 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:19:32,965 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:19:32,965 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:19:32,965 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:19:32,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:19:32,966 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:19:32,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:19:32,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:19:32,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:19:32,968 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:19:32,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:19:32,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:19:32,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:19:32,969 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 16:19:32,979 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:19:32,980 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:19:32,980 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:19:32,980 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:19:32,980 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:19:32,981 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:19:32,981 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:19:32,981 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:19:32,981 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:19:32,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:19:32,982 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 16:19:32,982 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 16:19:32,982 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:19:32,982 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:19:32,982 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:19:32,982 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:19:32,982 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:19:32,983 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 16:19:32,983 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 16:19:32,983 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 16:19:32,983 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:19:32,983 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:19:32,983 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:19:32,983 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:19:32,983 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 16:19:32,984 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:19:32,984 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:19:32,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:19:32,984 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:19:32,984 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:19:32,984 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:19:32,984 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 16:19:32,984 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 16:19:32,985 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:19:32,985 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:19:32,985 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:19:32,985 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9fc6dbbcfa33ba532c22e3e2a2682304ea7cf29d [2019-12-07 16:19:33,143 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:19:33,150 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:19:33,153 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:19:33,153 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:19:33,154 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:19:33,154 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c [2019-12-07 16:19:33,191 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/data/90ca33d51/a128646f644c4bf1b73d94e25273ccd2/FLAG63ca0d157 [2019-12-07 16:19:33,558 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:19:33,558 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c [2019-12-07 16:19:33,567 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/data/90ca33d51/a128646f644c4bf1b73d94e25273ccd2/FLAG63ca0d157 [2019-12-07 16:19:33,576 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/data/90ca33d51/a128646f644c4bf1b73d94e25273ccd2 [2019-12-07 16:19:33,578 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:19:33,579 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:19:33,579 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:19:33,579 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:19:33,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:19:33,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:19:33" (1/1) ... [2019-12-07 16:19:33,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b70e7d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:19:33, skipping insertion in model container [2019-12-07 16:19:33,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:19:33" (1/1) ... [2019-12-07 16:19:33,588 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:19:33,615 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:19:33,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:19:33,844 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 16:19:33,849 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:19:33,888 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:19:33,892 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 16:19:33,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:19:33,956 INFO L208 MainTranslator]: Completed translation [2019-12-07 16:19:33,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:19:33 WrapperNode [2019-12-07 16:19:33,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:19:33,957 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 16:19:33,957 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 16:19:33,957 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 16:19:33,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:19:33" (1/1) ... [2019-12-07 16:19:33,977 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:19:33" (1/1) ... [2019-12-07 16:19:34,004 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 16:19:34,004 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 16:19:34,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 16:19:34,004 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 16:19:34,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:19:33" (1/1) ... [2019-12-07 16:19:34,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:19:33" (1/1) ... [2019-12-07 16:19:34,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:19:33" (1/1) ... [2019-12-07 16:19:34,015 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:19:33" (1/1) ... [2019-12-07 16:19:34,025 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:19:33" (1/1) ... [2019-12-07 16:19:34,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:19:33" (1/1) ... [2019-12-07 16:19:34,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:19:33" (1/1) ... [2019-12-07 16:19:34,038 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 16:19:34,038 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 16:19:34,038 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 16:19:34,038 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 16:19:34,039 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:19:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:19:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 16:19:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 16:19:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 16:19:34,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 16:19:34,622 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 16:19:34,622 INFO L287 CfgBuilder]: Removed 176 assume(true) statements. [2019-12-07 16:19:34,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:19:34 BoogieIcfgContainer [2019-12-07 16:19:34,623 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 16:19:34,624 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 16:19:34,624 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 16:19:34,627 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 16:19:34,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 04:19:33" (1/3) ... [2019-12-07 16:19:34,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46c05315 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 04:19:34, skipping insertion in model container [2019-12-07 16:19:34,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:19:33" (2/3) ... [2019-12-07 16:19:34,629 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46c05315 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 04:19:34, skipping insertion in model container [2019-12-07 16:19:34,629 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:19:34" (3/3) ... [2019-12-07 16:19:34,630 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product52.cil.c [2019-12-07 16:19:34,637 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 16:19:34,642 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 16:19:34,649 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 16:19:34,666 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 16:19:34,666 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 16:19:34,666 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 16:19:34,666 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 16:19:34,666 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 16:19:34,666 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 16:19:34,666 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 16:19:34,667 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 16:19:34,679 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states. [2019-12-07 16:19:34,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 16:19:34,683 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:19:34,684 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:19:34,684 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:19:34,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:19:34,688 INFO L82 PathProgramCache]: Analyzing trace with hash 1472110058, now seen corresponding path program 1 times [2019-12-07 16:19:34,696 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:19:34,696 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [473543059] [2019-12-07 16:19:34,696 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-12-07 16:19:34,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:19:34,828 INFO L264 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 16:19:34,832 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:19:34,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:19:34,843 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:19:34,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:19:34,847 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [473543059] [2019-12-07 16:19:34,847 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:19:34,848 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 16:19:34,848 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338530155] [2019-12-07 16:19:34,851 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 16:19:34,851 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:19:34,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 16:19:34,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 16:19:34,862 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 2 states. [2019-12-07 16:19:34,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:19:34,884 INFO L93 Difference]: Finished difference Result 249 states and 376 transitions. [2019-12-07 16:19:34,884 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 16:19:34,885 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2019-12-07 16:19:34,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:19:34,894 INFO L225 Difference]: With dead ends: 249 [2019-12-07 16:19:34,894 INFO L226 Difference]: Without dead ends: 124 [2019-12-07 16:19:34,897 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 16:19:34,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2019-12-07 16:19:34,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2019-12-07 16:19:34,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2019-12-07 16:19:34,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 180 transitions. [2019-12-07 16:19:34,928 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 180 transitions. Word has length 19 [2019-12-07 16:19:34,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:19:34,928 INFO L462 AbstractCegarLoop]: Abstraction has 124 states and 180 transitions. [2019-12-07 16:19:34,928 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 16:19:34,928 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 180 transitions. [2019-12-07 16:19:34,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-07 16:19:34,929 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:19:34,929 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:19:35,130 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 16:19:35,131 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:19:35,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:19:35,131 INFO L82 PathProgramCache]: Analyzing trace with hash -1016837685, now seen corresponding path program 1 times [2019-12-07 16:19:35,132 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:19:35,133 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1784580607] [2019-12-07 16:19:35,133 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-12-07 16:19:35,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:19:35,335 INFO L264 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 16:19:35,337 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:19:35,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:19:35,352 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:19:35,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:19:35,362 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1784580607] [2019-12-07 16:19:35,362 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:19:35,363 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 16:19:35,363 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717401176] [2019-12-07 16:19:35,364 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 16:19:35,364 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:19:35,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 16:19:35,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:19:35,365 INFO L87 Difference]: Start difference. First operand 124 states and 180 transitions. Second operand 4 states. [2019-12-07 16:19:35,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:19:35,380 INFO L93 Difference]: Finished difference Result 124 states and 180 transitions. [2019-12-07 16:19:35,381 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:19:35,381 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2019-12-07 16:19:35,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:19:35,382 INFO L225 Difference]: With dead ends: 124 [2019-12-07 16:19:35,382 INFO L226 Difference]: Without dead ends: 53 [2019-12-07 16:19:35,383 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:19:35,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-12-07 16:19:35,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-12-07 16:19:35,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-12-07 16:19:35,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2019-12-07 16:19:35,390 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 20 [2019-12-07 16:19:35,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:19:35,390 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2019-12-07 16:19:35,390 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 16:19:35,390 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2019-12-07 16:19:35,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 16:19:35,391 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:19:35,392 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:19:35,592 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 16:19:35,593 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:19:35,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:19:35,593 INFO L82 PathProgramCache]: Analyzing trace with hash 632373730, now seen corresponding path program 1 times [2019-12-07 16:19:35,594 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:19:35,595 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [953621788] [2019-12-07 16:19:35,595 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-12-07 16:19:35,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:19:35,754 INFO L264 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 16:19:35,755 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:19:35,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:19:35,764 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:19:35,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:19:35,770 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [953621788] [2019-12-07 16:19:35,771 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:19:35,771 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 16:19:35,771 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344331799] [2019-12-07 16:19:35,771 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 16:19:35,771 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:19:35,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 16:19:35,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:19:35,772 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 4 states. [2019-12-07 16:19:35,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:19:35,825 INFO L93 Difference]: Finished difference Result 171 states and 252 transitions. [2019-12-07 16:19:35,825 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 16:19:35,825 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2019-12-07 16:19:35,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:19:35,827 INFO L225 Difference]: With dead ends: 171 [2019-12-07 16:19:35,827 INFO L226 Difference]: Without dead ends: 125 [2019-12-07 16:19:35,828 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:19:35,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2019-12-07 16:19:35,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 75. [2019-12-07 16:19:35,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2019-12-07 16:19:35,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 109 transitions. [2019-12-07 16:19:35,839 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 109 transitions. Word has length 26 [2019-12-07 16:19:35,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:19:35,840 INFO L462 AbstractCegarLoop]: Abstraction has 75 states and 109 transitions. [2019-12-07 16:19:35,840 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 16:19:35,840 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2019-12-07 16:19:35,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-07 16:19:35,841 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:19:35,841 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:19:36,042 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 16:19:36,043 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:19:36,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:19:36,044 INFO L82 PathProgramCache]: Analyzing trace with hash 505882496, now seen corresponding path program 1 times [2019-12-07 16:19:36,045 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:19:36,045 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [619934249] [2019-12-07 16:19:36,046 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-12-07 16:19:36,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:19:36,245 INFO L264 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 16:19:36,246 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:19:36,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:19:36,253 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:19:36,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:19:36,255 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [619934249] [2019-12-07 16:19:36,256 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:19:36,256 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 16:19:36,256 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843022251] [2019-12-07 16:19:36,256 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 16:19:36,256 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:19:36,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 16:19:36,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:19:36,257 INFO L87 Difference]: Start difference. First operand 75 states and 109 transitions. Second operand 3 states. [2019-12-07 16:19:36,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:19:36,316 INFO L93 Difference]: Finished difference Result 167 states and 245 transitions. [2019-12-07 16:19:36,317 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:19:36,317 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2019-12-07 16:19:36,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:19:36,318 INFO L225 Difference]: With dead ends: 167 [2019-12-07 16:19:36,318 INFO L226 Difference]: Without dead ends: 99 [2019-12-07 16:19:36,319 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:19:36,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2019-12-07 16:19:36,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 97. [2019-12-07 16:19:36,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2019-12-07 16:19:36,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 137 transitions. [2019-12-07 16:19:36,330 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 137 transitions. Word has length 28 [2019-12-07 16:19:36,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:19:36,330 INFO L462 AbstractCegarLoop]: Abstraction has 97 states and 137 transitions. [2019-12-07 16:19:36,331 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 16:19:36,331 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 137 transitions. [2019-12-07 16:19:36,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-07 16:19:36,332 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:19:36,332 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:19:36,533 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 16:19:36,534 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:19:36,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:19:36,534 INFO L82 PathProgramCache]: Analyzing trace with hash 1201567211, now seen corresponding path program 1 times [2019-12-07 16:19:36,535 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:19:36,536 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1216212919] [2019-12-07 16:19:36,536 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2019-12-07 16:19:36,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:19:36,665 INFO L264 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 16:19:36,666 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:19:36,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:19:36,679 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:19:36,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:19:36,687 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1216212919] [2019-12-07 16:19:36,687 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:19:36,687 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 16:19:36,688 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446094911] [2019-12-07 16:19:36,688 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 16:19:36,688 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:19:36,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 16:19:36,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 16:19:36,689 INFO L87 Difference]: Start difference. First operand 97 states and 137 transitions. Second operand 5 states. [2019-12-07 16:19:36,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:19:36,820 INFO L93 Difference]: Finished difference Result 314 states and 445 transitions. [2019-12-07 16:19:36,820 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 16:19:36,820 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2019-12-07 16:19:36,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:19:36,821 INFO L225 Difference]: With dead ends: 314 [2019-12-07 16:19:36,822 INFO L226 Difference]: Without dead ends: 224 [2019-12-07 16:19:36,822 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-07 16:19:36,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2019-12-07 16:19:36,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 95. [2019-12-07 16:19:36,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-12-07 16:19:36,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 131 transitions. [2019-12-07 16:19:36,833 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 131 transitions. Word has length 29 [2019-12-07 16:19:36,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:19:36,833 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 131 transitions. [2019-12-07 16:19:36,833 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 16:19:36,833 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 131 transitions. [2019-12-07 16:19:36,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 16:19:36,834 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:19:36,834 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:19:37,035 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 16:19:37,036 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:19:37,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:19:37,037 INFO L82 PathProgramCache]: Analyzing trace with hash 113415631, now seen corresponding path program 1 times [2019-12-07 16:19:37,037 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:19:37,038 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [249131956] [2019-12-07 16:19:37,038 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2019-12-07 16:19:37,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:19:37,238 INFO L264 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 16:19:37,240 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:19:37,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:19:37,263 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:19:37,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:19:37,266 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [249131956] [2019-12-07 16:19:37,266 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:19:37,266 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 16:19:37,266 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622553747] [2019-12-07 16:19:37,267 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 16:19:37,267 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:19:37,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 16:19:37,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 16:19:37,267 INFO L87 Difference]: Start difference. First operand 95 states and 131 transitions. Second operand 5 states. [2019-12-07 16:19:37,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:19:37,317 INFO L93 Difference]: Finished difference Result 276 states and 380 transitions. [2019-12-07 16:19:37,317 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 16:19:37,317 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-12-07 16:19:37,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:19:37,319 INFO L225 Difference]: With dead ends: 276 [2019-12-07 16:19:37,319 INFO L226 Difference]: Without dead ends: 188 [2019-12-07 16:19:37,320 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 16:19:37,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2019-12-07 16:19:37,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 101. [2019-12-07 16:19:37,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2019-12-07 16:19:37,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 137 transitions. [2019-12-07 16:19:37,331 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 137 transitions. Word has length 34 [2019-12-07 16:19:37,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:19:37,332 INFO L462 AbstractCegarLoop]: Abstraction has 101 states and 137 transitions. [2019-12-07 16:19:37,332 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 16:19:37,332 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 137 transitions. [2019-12-07 16:19:37,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 16:19:37,333 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:19:37,333 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:19:37,534 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 16:19:37,534 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:19:37,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:19:37,534 INFO L82 PathProgramCache]: Analyzing trace with hash 814480209, now seen corresponding path program 1 times [2019-12-07 16:19:37,535 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:19:37,535 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1678230342] [2019-12-07 16:19:37,535 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2019-12-07 16:19:37,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:19:37,626 INFO L264 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 16:19:37,627 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:19:37,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:19:37,635 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:19:37,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:19:37,646 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1678230342] [2019-12-07 16:19:37,646 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:19:37,646 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2019-12-07 16:19:37,646 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99836440] [2019-12-07 16:19:37,647 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 16:19:37,647 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:19:37,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 16:19:37,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-07 16:19:37,647 INFO L87 Difference]: Start difference. First operand 101 states and 137 transitions. Second operand 6 states. [2019-12-07 16:19:37,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:19:37,695 INFO L93 Difference]: Finished difference Result 293 states and 397 transitions. [2019-12-07 16:19:37,695 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 16:19:37,695 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2019-12-07 16:19:37,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:19:37,697 INFO L225 Difference]: With dead ends: 293 [2019-12-07 16:19:37,697 INFO L226 Difference]: Without dead ends: 199 [2019-12-07 16:19:37,697 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 16:19:37,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2019-12-07 16:19:37,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 105. [2019-12-07 16:19:37,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2019-12-07 16:19:37,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 141 transitions. [2019-12-07 16:19:37,705 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 141 transitions. Word has length 34 [2019-12-07 16:19:37,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:19:37,705 INFO L462 AbstractCegarLoop]: Abstraction has 105 states and 141 transitions. [2019-12-07 16:19:37,705 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 16:19:37,705 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 141 transitions. [2019-12-07 16:19:37,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 16:19:37,706 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:19:37,706 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:19:37,907 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-12-07 16:19:37,908 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:19:37,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:19:37,908 INFO L82 PathProgramCache]: Analyzing trace with hash 227674195, now seen corresponding path program 1 times [2019-12-07 16:19:37,909 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:19:37,909 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [892192609] [2019-12-07 16:19:37,910 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2019-12-07 16:19:38,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:19:38,031 INFO L264 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 16:19:38,032 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:19:38,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:19:38,038 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:19:38,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:19:38,045 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [892192609] [2019-12-07 16:19:38,045 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:19:38,045 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 16:19:38,045 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804113376] [2019-12-07 16:19:38,045 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 16:19:38,046 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:19:38,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 16:19:38,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:19:38,046 INFO L87 Difference]: Start difference. First operand 105 states and 141 transitions. Second operand 4 states. [2019-12-07 16:19:38,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:19:38,102 INFO L93 Difference]: Finished difference Result 337 states and 457 transitions. [2019-12-07 16:19:38,103 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 16:19:38,103 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2019-12-07 16:19:38,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:19:38,104 INFO L225 Difference]: With dead ends: 337 [2019-12-07 16:19:38,104 INFO L226 Difference]: Without dead ends: 239 [2019-12-07 16:19:38,105 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:19:38,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2019-12-07 16:19:38,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 187. [2019-12-07 16:19:38,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2019-12-07 16:19:38,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 251 transitions. [2019-12-07 16:19:38,117 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 251 transitions. Word has length 34 [2019-12-07 16:19:38,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:19:38,117 INFO L462 AbstractCegarLoop]: Abstraction has 187 states and 251 transitions. [2019-12-07 16:19:38,117 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 16:19:38,118 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 251 transitions. [2019-12-07 16:19:38,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-07 16:19:38,118 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:19:38,118 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:19:38,319 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2019-12-07 16:19:38,320 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:19:38,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:19:38,321 INFO L82 PathProgramCache]: Analyzing trace with hash -1168271981, now seen corresponding path program 1 times [2019-12-07 16:19:38,322 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:19:38,322 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [656897036] [2019-12-07 16:19:38,323 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2019-12-07 16:19:38,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:19:38,465 INFO L264 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-07 16:19:38,467 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:19:38,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:19:38,495 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:19:38,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:19:38,499 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [656897036] [2019-12-07 16:19:38,499 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:19:38,500 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 16:19:38,500 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227554163] [2019-12-07 16:19:38,500 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 16:19:38,500 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:19:38,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 16:19:38,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-07 16:19:38,501 INFO L87 Difference]: Start difference. First operand 187 states and 251 transitions. Second operand 6 states. [2019-12-07 16:19:38,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:19:38,796 INFO L93 Difference]: Finished difference Result 948 states and 1287 transitions. [2019-12-07 16:19:38,796 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-07 16:19:38,796 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2019-12-07 16:19:38,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:19:38,799 INFO L225 Difference]: With dead ends: 948 [2019-12-07 16:19:38,799 INFO L226 Difference]: Without dead ends: 768 [2019-12-07 16:19:38,800 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2019-12-07 16:19:38,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 768 states. [2019-12-07 16:19:38,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 768 to 341. [2019-12-07 16:19:38,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 341 states. [2019-12-07 16:19:38,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 452 transitions. [2019-12-07 16:19:38,824 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 452 transitions. Word has length 35 [2019-12-07 16:19:38,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:19:38,824 INFO L462 AbstractCegarLoop]: Abstraction has 341 states and 452 transitions. [2019-12-07 16:19:38,824 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 16:19:38,824 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 452 transitions. [2019-12-07 16:19:38,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-07 16:19:38,825 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:19:38,825 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:19:39,026 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2019-12-07 16:19:39,026 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:19:39,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:19:39,026 INFO L82 PathProgramCache]: Analyzing trace with hash 1462781310, now seen corresponding path program 1 times [2019-12-07 16:19:39,027 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:19:39,027 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1994701033] [2019-12-07 16:19:39,027 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2019-12-07 16:19:39,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:19:39,131 INFO L264 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 16:19:39,133 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:19:39,156 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-07 16:19:39,156 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:19:39,159 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:19:39,176 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-07 16:19:39,176 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1994701033] [2019-12-07 16:19:39,176 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1472033905] [2019-12-07 16:19:39,176 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/cvc4 Starting monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 16:19:39,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:19:39,284 INFO L264 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 8 conjunts are in the unsatisfiable core [2019-12-07 16:19:39,286 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:19:39,321 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:19:39,321 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:19:39,355 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:19:39,355 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1366071242] [2019-12-07 16:19:39,355 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 16:19:39,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:19:39,450 INFO L264 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 16:19:39,451 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:19:39,457 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:19:39,457 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:19:39,464 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:19:39,464 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2019-12-07 16:19:39,464 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 15 [2019-12-07 16:19:39,464 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276402274] [2019-12-07 16:19:39,465 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-12-07 16:19:39,465 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:19:39,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-12-07 16:19:39,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2019-12-07 16:19:39,466 INFO L87 Difference]: Start difference. First operand 341 states and 452 transitions. Second operand 15 states. [2019-12-07 16:19:41,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:19:41,915 INFO L93 Difference]: Finished difference Result 2707 states and 3673 transitions. [2019-12-07 16:19:41,915 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2019-12-07 16:19:41,915 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 58 [2019-12-07 16:19:41,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:19:41,924 INFO L225 Difference]: With dead ends: 2707 [2019-12-07 16:19:41,924 INFO L226 Difference]: Without dead ends: 2373 [2019-12-07 16:19:41,928 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 507 GetRequests, 400 SyntacticMatches, 0 SemanticMatches, 107 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4418 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=2091, Invalid=9681, Unknown=0, NotChecked=0, Total=11772 [2019-12-07 16:19:41,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2373 states. [2019-12-07 16:19:41,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2373 to 482. [2019-12-07 16:19:41,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2019-12-07 16:19:41,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 629 transitions. [2019-12-07 16:19:41,970 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 629 transitions. Word has length 58 [2019-12-07 16:19:41,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:19:41,970 INFO L462 AbstractCegarLoop]: Abstraction has 482 states and 629 transitions. [2019-12-07 16:19:41,970 INFO L463 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-12-07 16:19:41,970 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 629 transitions. [2019-12-07 16:19:41,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-07 16:19:41,971 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:19:41,971 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:19:42,573 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 cvc4 --incremental --print-success --lang smt --rewrite-divk,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 mathsat -unsat_core_generation=3 [2019-12-07 16:19:42,575 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:19:42,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:19:42,576 INFO L82 PathProgramCache]: Analyzing trace with hash -2082462592, now seen corresponding path program 1 times [2019-12-07 16:19:42,576 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:19:42,577 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2000445338] [2019-12-07 16:19:42,577 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/mathsat Starting monitored process 14 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with mathsat -unsat_core_generation=3 [2019-12-07 16:19:42,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:19:42,747 INFO L264 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 16:19:42,748 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:19:42,764 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-12-07 16:19:42,764 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:19:42,784 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-12-07 16:19:42,785 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2000445338] [2019-12-07 16:19:42,785 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:19:42,785 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-12-07 16:19:42,785 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015542246] [2019-12-07 16:19:42,785 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 16:19:42,785 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:19:42,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 16:19:42,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 16:19:42,786 INFO L87 Difference]: Start difference. First operand 482 states and 629 transitions. Second operand 8 states. [2019-12-07 16:19:42,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:19:42,834 INFO L93 Difference]: Finished difference Result 799 states and 1032 transitions. [2019-12-07 16:19:42,834 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 16:19:42,834 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 103 [2019-12-07 16:19:42,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:19:42,835 INFO L225 Difference]: With dead ends: 799 [2019-12-07 16:19:42,835 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 16:19:42,836 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-12-07 16:19:42,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 16:19:42,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 16:19:42,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 16:19:42,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 16:19:42,836 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 103 [2019-12-07 16:19:42,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:19:42,836 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 16:19:42,836 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 16:19:42,837 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 16:19:42,837 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 16:19:43,037 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 mathsat -unsat_core_generation=3 [2019-12-07 16:19:43,041 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 16:19:43,973 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 26 [2019-12-07 16:19:44,165 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 16 [2019-12-07 16:19:44,887 WARN L192 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 35 [2019-12-07 16:19:45,107 WARN L192 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 31 [2019-12-07 16:19:45,894 WARN L192 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 32 [2019-12-07 16:19:46,458 WARN L192 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 34 [2019-12-07 16:19:46,705 WARN L192 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 19 [2019-12-07 16:19:47,335 WARN L192 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 34 [2019-12-07 16:19:47,958 WARN L192 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 37 [2019-12-07 16:19:48,607 WARN L192 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 28 [2019-12-07 16:19:49,223 WARN L192 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 34 [2019-12-07 16:19:50,023 WARN L192 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 35 [2019-12-07 16:19:50,622 WARN L192 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 35 [2019-12-07 16:19:50,625 INFO L246 CegarLoopResult]: For program point L795(lines 795 812) no Hoare annotation was computed. [2019-12-07 16:19:50,625 INFO L246 CegarLoopResult]: For program point L795-1(lines 795 812) no Hoare annotation was computed. [2019-12-07 16:19:50,625 INFO L246 CegarLoopResult]: For program point L795-2(lines 795 812) no Hoare annotation was computed. [2019-12-07 16:19:50,625 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 516) no Hoare annotation was computed. [2019-12-07 16:19:50,625 INFO L246 CegarLoopResult]: For program point L795-3(lines 795 812) no Hoare annotation was computed. [2019-12-07 16:19:50,625 INFO L246 CegarLoopResult]: For program point L795-4(lines 795 812) no Hoare annotation was computed. [2019-12-07 16:19:50,625 INFO L246 CegarLoopResult]: For program point L795-5(lines 795 812) no Hoare annotation was computed. [2019-12-07 16:19:50,625 INFO L246 CegarLoopResult]: For program point L498(lines 498 505) no Hoare annotation was computed. [2019-12-07 16:19:50,625 INFO L249 CegarLoopResult]: At program point L498-1(lines 498 505) the Hoare annotation is: true [2019-12-07 16:19:50,625 INFO L242 CegarLoopResult]: At program point L763(lines 759 781) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse5 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse6 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse6 .cse3 .cse4) (and .cse5 .cse0 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse3 .cse4) (and .cse0 .cse6 .cse1 .cse3 .cse4))) [2019-12-07 16:19:50,625 INFO L246 CegarLoopResult]: For program point L730(lines 730 736) no Hoare annotation was computed. [2019-12-07 16:19:50,626 INFO L242 CegarLoopResult]: At program point L763-1(lines 759 781) the Hoare annotation is: false [2019-12-07 16:19:50,626 INFO L242 CegarLoopResult]: At program point L730-1(lines 1 1009) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) (= ~waterLevel~0 (_ bv2 32)) .cse0 .cse1) (and .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse0 .cse1) (and .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse0 .cse1))) [2019-12-07 16:19:50,626 INFO L242 CegarLoopResult]: At program point L763-2(lines 759 781) the Hoare annotation is: false [2019-12-07 16:19:50,626 INFO L242 CegarLoopResult]: At program point L929(lines 914 932) the Hoare annotation is: false [2019-12-07 16:19:50,626 INFO L242 CegarLoopResult]: At program point L929-1(lines 914 932) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 (_ bv0 32)))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 (_ bv0 32)) .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (not (= ULTIMATE.start_isHighWaterLevel_~tmp~8 (_ bv0 32))) (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) .cse2 .cse3) (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse2 .cse3))) [2019-12-07 16:19:50,626 INFO L242 CegarLoopResult]: At program point L929-2(lines 914 932) the Hoare annotation is: false [2019-12-07 16:19:50,626 INFO L242 CegarLoopResult]: At program point L929-3(lines 914 932) the Hoare annotation is: false [2019-12-07 16:19:50,626 INFO L242 CegarLoopResult]: At program point L929-4(lines 914 932) the Hoare annotation is: false [2019-12-07 16:19:50,626 INFO L242 CegarLoopResult]: At program point L929-5(lines 914 932) the Hoare annotation is: false [2019-12-07 16:19:50,626 INFO L242 CegarLoopResult]: At program point L665(lines 656 669) the Hoare annotation is: false [2019-12-07 16:19:50,626 INFO L242 CegarLoopResult]: At program point L665-1(lines 656 669) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 (_ bv0 32)))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse2 .cse3) (and (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse2 .cse3))) [2019-12-07 16:19:50,626 INFO L242 CegarLoopResult]: At program point L665-2(lines 656 669) the Hoare annotation is: false [2019-12-07 16:19:50,627 INFO L242 CegarLoopResult]: At program point L665-3(lines 656 669) the Hoare annotation is: false [2019-12-07 16:19:50,627 INFO L242 CegarLoopResult]: At program point L665-4(lines 656 669) the Hoare annotation is: false [2019-12-07 16:19:50,627 INFO L242 CegarLoopResult]: At program point L665-5(lines 656 669) the Hoare annotation is: false [2019-12-07 16:19:50,627 INFO L246 CegarLoopResult]: For program point L799(lines 799 807) no Hoare annotation was computed. [2019-12-07 16:19:50,627 INFO L246 CegarLoopResult]: For program point L799-1(lines 799 807) no Hoare annotation was computed. [2019-12-07 16:19:50,627 INFO L246 CegarLoopResult]: For program point L799-2(lines 799 807) no Hoare annotation was computed. [2019-12-07 16:19:50,627 INFO L246 CegarLoopResult]: For program point L799-3(lines 799 807) no Hoare annotation was computed. [2019-12-07 16:19:50,627 INFO L246 CegarLoopResult]: For program point L799-4(lines 799 807) no Hoare annotation was computed. [2019-12-07 16:19:50,627 INFO L246 CegarLoopResult]: For program point L799-5(lines 799 807) no Hoare annotation was computed. [2019-12-07 16:19:50,627 INFO L242 CegarLoopResult]: At program point L469(lines 465 471) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 16:19:50,627 INFO L242 CegarLoopResult]: At program point L998(lines 1 1009) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 16:19:50,627 INFO L246 CegarLoopResult]: For program point L702(lines 702 708) no Hoare annotation was computed. [2019-12-07 16:19:50,627 INFO L242 CegarLoopResult]: At program point L702-1(lines 702 708) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse5 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse6 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 (= (_ bv1 32) ~pumpRunning~0) (= ~waterLevel~0 (_ bv2 32)) .cse3 .cse4) (and .cse5 .cse0 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse3 .cse4) (and .cse0 .cse6 .cse1 .cse3 .cse4))) [2019-12-07 16:19:50,627 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 516) no Hoare annotation was computed. [2019-12-07 16:19:50,627 INFO L242 CegarLoopResult]: At program point L770(lines 770 776) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse5 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse6 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 (= (_ bv1 32) ~pumpRunning~0) (= ~waterLevel~0 (_ bv2 32)) .cse3 .cse4) (and .cse5 .cse0 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse3 .cse4) (and .cse0 .cse6 .cse1 .cse3 .cse4))) [2019-12-07 16:19:50,628 INFO L242 CegarLoopResult]: At program point L770-1(lines 770 776) the Hoare annotation is: false [2019-12-07 16:19:50,628 INFO L242 CegarLoopResult]: At program point L770-2(lines 770 776) the Hoare annotation is: false [2019-12-07 16:19:50,628 INFO L242 CegarLoopResult]: At program point L539(lines 763 769) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse2 .cse3) (and (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~waterLevel~0 (_ bv2 32)) .cse2 .cse3) (and .cse0 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse1 .cse2 .cse3))) [2019-12-07 16:19:50,628 INFO L242 CegarLoopResult]: At program point L539-1(lines 763 769) the Hoare annotation is: false [2019-12-07 16:19:50,628 INFO L242 CegarLoopResult]: At program point L539-2(lines 763 769) the Hoare annotation is: false [2019-12-07 16:19:50,628 INFO L249 CegarLoopResult]: At program point L507(lines 488 510) the Hoare annotation is: true [2019-12-07 16:19:50,628 INFO L246 CegarLoopResult]: For program point L607(lines 607 611) no Hoare annotation was computed. [2019-12-07 16:19:50,628 INFO L242 CegarLoopResult]: At program point L675(lines 670 678) the Hoare annotation is: (and (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 16:19:50,628 INFO L242 CegarLoopResult]: At program point L675-1(lines 670 678) the Hoare annotation is: false [2019-12-07 16:19:50,628 INFO L242 CegarLoopResult]: At program point L675-2(lines 670 678) the Hoare annotation is: false [2019-12-07 16:19:50,628 INFO L242 CegarLoopResult]: At program point L1006(lines 1001 1009) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 16:19:50,628 INFO L242 CegarLoopResult]: At program point L874(lines 869 877) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse2 .cse3) (and (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~waterLevel~0 (_ bv2 32)) .cse2 .cse3) (and .cse0 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse1 .cse2 .cse3))) [2019-12-07 16:19:50,629 INFO L242 CegarLoopResult]: At program point L874-1(lines 869 877) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 16:19:50,629 INFO L242 CegarLoopResult]: At program point L874-2(lines 869 877) the Hoare annotation is: false [2019-12-07 16:19:50,629 INFO L242 CegarLoopResult]: At program point L874-3(lines 869 877) the Hoare annotation is: false [2019-12-07 16:19:50,629 INFO L242 CegarLoopResult]: At program point L742(lines 691 743) the Hoare annotation is: false [2019-12-07 16:19:50,629 INFO L242 CegarLoopResult]: At program point L874-4(lines 869 877) the Hoare annotation is: false [2019-12-07 16:19:50,629 INFO L242 CegarLoopResult]: At program point L874-5(lines 869 877) the Hoare annotation is: false [2019-12-07 16:19:50,629 INFO L246 CegarLoopResult]: For program point L942(lines 942 946) no Hoare annotation was computed. [2019-12-07 16:19:50,629 INFO L246 CegarLoopResult]: For program point L942-2(lines 942 946) no Hoare annotation was computed. [2019-12-07 16:19:50,629 INFO L246 CegarLoopResult]: For program point L942-3(lines 942 946) no Hoare annotation was computed. [2019-12-07 16:19:50,629 INFO L246 CegarLoopResult]: For program point L942-5(lines 942 946) no Hoare annotation was computed. [2019-12-07 16:19:50,629 INFO L246 CegarLoopResult]: For program point L942-6(lines 942 946) no Hoare annotation was computed. [2019-12-07 16:19:50,629 INFO L246 CegarLoopResult]: For program point L942-8(lines 942 946) no Hoare annotation was computed. [2019-12-07 16:19:50,629 INFO L246 CegarLoopResult]: For program point L712(lines 712 718) no Hoare annotation was computed. [2019-12-07 16:19:50,629 INFO L242 CegarLoopResult]: At program point L712-1(lines 712 718) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse5 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse6 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 (= (_ bv1 32) ~pumpRunning~0) (= ~waterLevel~0 (_ bv2 32)) .cse3 .cse4) (and .cse5 .cse0 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse3 .cse4) (and .cse0 .cse6 .cse1 .cse3 .cse4))) [2019-12-07 16:19:50,629 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 16:19:50,629 INFO L246 CegarLoopResult]: For program point L516(line 516) no Hoare annotation was computed. [2019-12-07 16:19:50,630 INFO L246 CegarLoopResult]: For program point L516-1(line 516) no Hoare annotation was computed. [2019-12-07 16:19:50,630 INFO L246 CegarLoopResult]: For program point L516-2(line 516) no Hoare annotation was computed. [2019-12-07 16:19:50,630 INFO L246 CegarLoopResult]: For program point L583(lines 583 587) no Hoare annotation was computed. [2019-12-07 16:19:50,630 INFO L246 CegarLoopResult]: For program point L550(lines 550 567) no Hoare annotation was computed. [2019-12-07 16:19:50,630 INFO L242 CegarLoopResult]: At program point L550-1(lines 1 1009) the Hoare annotation is: (let ((.cse7 (not (= ~systemActive~0 (_ bv0 32)))) (.cse1 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~4)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse6 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse8 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse2 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse4 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse8 .cse4 .cse5) (and .cse7 .cse0 .cse1 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse8 .cse2 .cse4 .cse5))) [2019-12-07 16:19:50,630 INFO L246 CegarLoopResult]: For program point L583-3(lines 583 587) no Hoare annotation was computed. [2019-12-07 16:19:50,630 INFO L246 CegarLoopResult]: For program point L550-2(lines 550 567) no Hoare annotation was computed. [2019-12-07 16:19:50,630 INFO L242 CegarLoopResult]: At program point L550-3(lines 1 1009) the Hoare annotation is: false [2019-12-07 16:19:50,630 INFO L246 CegarLoopResult]: For program point L550-4(lines 550 567) no Hoare annotation was computed. [2019-12-07 16:19:50,630 INFO L246 CegarLoopResult]: For program point L583-6(lines 583 587) no Hoare annotation was computed. [2019-12-07 16:19:50,630 INFO L242 CegarLoopResult]: At program point L550-5(lines 1 1009) the Hoare annotation is: false [2019-12-07 16:19:50,630 INFO L242 CegarLoopResult]: At program point L418-2(lines 418 432) the Hoare annotation is: false [2019-12-07 16:19:50,630 INFO L246 CegarLoopResult]: For program point L419(line 419) no Hoare annotation was computed. [2019-12-07 16:19:50,630 INFO L242 CegarLoopResult]: At program point L948(lines 933 951) the Hoare annotation is: (and (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv0 32) (bvadd ULTIMATE.start_isLowWaterLevel_~tmp___0~3 (_ bv4294967295 32))) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_isLowWaterLevel_#res| (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~9 (_ bv0 32))) [2019-12-07 16:19:50,630 INFO L242 CegarLoopResult]: At program point L948-1(lines 933 951) the Hoare annotation is: false [2019-12-07 16:19:50,631 INFO L242 CegarLoopResult]: At program point L948-2(lines 933 951) the Hoare annotation is: false [2019-12-07 16:19:50,631 INFO L242 CegarLoopResult]: At program point L652(lines 647 655) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse5 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse6 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse7 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse2 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse1 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse7 .cse3 .cse4) (and .cse0 .cse7 .cse2 .cse3 .cse4))) [2019-12-07 16:19:50,631 INFO L242 CegarLoopResult]: At program point L652-1(lines 647 655) the Hoare annotation is: false [2019-12-07 16:19:50,631 INFO L242 CegarLoopResult]: At program point L652-2(lines 647 655) the Hoare annotation is: false [2019-12-07 16:19:50,631 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 16:19:50,631 INFO L246 CegarLoopResult]: For program point L554(lines 554 564) no Hoare annotation was computed. [2019-12-07 16:19:50,631 INFO L246 CegarLoopResult]: For program point L554-2(lines 554 564) no Hoare annotation was computed. [2019-12-07 16:19:50,631 INFO L246 CegarLoopResult]: For program point L422(lines 422 426) no Hoare annotation was computed. [2019-12-07 16:19:50,631 INFO L246 CegarLoopResult]: For program point L554-4(lines 554 564) no Hoare annotation was computed. [2019-12-07 16:19:50,631 INFO L246 CegarLoopResult]: For program point L422-1(lines 422 426) no Hoare annotation was computed. [2019-12-07 16:19:50,631 INFO L246 CegarLoopResult]: For program point L555(lines 555 561) no Hoare annotation was computed. [2019-12-07 16:19:50,631 INFO L246 CegarLoopResult]: For program point L555-2(lines 555 561) no Hoare annotation was computed. [2019-12-07 16:19:50,631 INFO L246 CegarLoopResult]: For program point L555-4(lines 555 561) no Hoare annotation was computed. [2019-12-07 16:19:50,631 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 16:19:50,631 INFO L246 CegarLoopResult]: For program point L821(lines 821 838) no Hoare annotation was computed. [2019-12-07 16:19:50,631 INFO L246 CegarLoopResult]: For program point L821-1(lines 821 838) no Hoare annotation was computed. [2019-12-07 16:19:50,631 INFO L246 CegarLoopResult]: For program point L821-2(lines 821 838) no Hoare annotation was computed. [2019-12-07 16:19:50,631 INFO L246 CegarLoopResult]: For program point L722(lines 722 737) no Hoare annotation was computed. [2019-12-07 16:19:50,631 INFO L246 CegarLoopResult]: For program point L956(lines 956 962) no Hoare annotation was computed. [2019-12-07 16:19:50,632 INFO L242 CegarLoopResult]: At program point L956-1(lines 956 962) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2) (and .cse0 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse1 .cse2))) [2019-12-07 16:19:50,632 INFO L246 CegarLoopResult]: For program point L923(lines 923 927) no Hoare annotation was computed. [2019-12-07 16:19:50,632 INFO L246 CegarLoopResult]: For program point L923-2(lines 923 927) no Hoare annotation was computed. [2019-12-07 16:19:50,632 INFO L246 CegarLoopResult]: For program point L923-3(lines 923 927) no Hoare annotation was computed. [2019-12-07 16:19:50,632 INFO L246 CegarLoopResult]: For program point L923-5(lines 923 927) no Hoare annotation was computed. [2019-12-07 16:19:50,632 INFO L246 CegarLoopResult]: For program point L923-6(lines 923 927) no Hoare annotation was computed. [2019-12-07 16:19:50,632 INFO L246 CegarLoopResult]: For program point L923-8(lines 923 927) no Hoare annotation was computed. [2019-12-07 16:19:50,632 INFO L246 CegarLoopResult]: For program point L923-9(lines 923 927) no Hoare annotation was computed. [2019-12-07 16:19:50,632 INFO L246 CegarLoopResult]: For program point L923-11(lines 923 927) no Hoare annotation was computed. [2019-12-07 16:19:50,632 INFO L246 CegarLoopResult]: For program point L923-12(lines 923 927) no Hoare annotation was computed. [2019-12-07 16:19:50,632 INFO L246 CegarLoopResult]: For program point L923-14(lines 923 927) no Hoare annotation was computed. [2019-12-07 16:19:50,632 INFO L246 CegarLoopResult]: For program point L923-15(lines 923 927) no Hoare annotation was computed. [2019-12-07 16:19:50,632 INFO L246 CegarLoopResult]: For program point L923-17(lines 923 927) no Hoare annotation was computed. [2019-12-07 16:19:50,632 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 16:19:50,632 INFO L246 CegarLoopResult]: For program point L825(lines 825 833) no Hoare annotation was computed. [2019-12-07 16:19:50,632 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 516) no Hoare annotation was computed. [2019-12-07 16:19:50,632 INFO L246 CegarLoopResult]: For program point L825-1(lines 825 833) no Hoare annotation was computed. [2019-12-07 16:19:50,632 INFO L246 CegarLoopResult]: For program point L825-2(lines 825 833) no Hoare annotation was computed. [2019-12-07 16:19:50,632 INFO L246 CegarLoopResult]: For program point L693(lines 692 741) no Hoare annotation was computed. [2019-12-07 16:19:50,633 INFO L246 CegarLoopResult]: For program point L660(lines 660 666) no Hoare annotation was computed. [2019-12-07 16:19:50,633 INFO L246 CegarLoopResult]: For program point L660-1(lines 660 666) no Hoare annotation was computed. [2019-12-07 16:19:50,633 INFO L246 CegarLoopResult]: For program point L660-2(lines 660 666) no Hoare annotation was computed. [2019-12-07 16:19:50,633 INFO L246 CegarLoopResult]: For program point L660-3(lines 660 666) no Hoare annotation was computed. [2019-12-07 16:19:50,633 INFO L246 CegarLoopResult]: For program point L660-4(lines 660 666) no Hoare annotation was computed. [2019-12-07 16:19:50,633 INFO L246 CegarLoopResult]: For program point L660-5(lines 660 666) no Hoare annotation was computed. [2019-12-07 16:19:50,633 INFO L246 CegarLoopResult]: For program point L694(lines 694 698) no Hoare annotation was computed. [2019-12-07 16:19:50,633 INFO L246 CegarLoopResult]: For program point L595(lines 595 599) no Hoare annotation was computed. [2019-12-07 16:19:50,633 INFO L242 CegarLoopResult]: At program point L529(lines 524 531) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 16:19:50,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 04:19:50 BoogieIcfgContainer [2019-12-07 16:19:50,655 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 16:19:50,655 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 16:19:50,655 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 16:19:50,655 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 16:19:50,655 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:19:34" (3/4) ... [2019-12-07 16:19:50,658 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 16:19:50,671 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 16:19:50,672 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 16:19:50,673 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 16:19:50,673 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 16:19:50,674 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 16:19:50,675 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 16:19:50,676 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 16:19:50,695 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 [2019-12-07 16:19:50,695 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 [2019-12-07 16:19:50,695 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 [2019-12-07 16:19:50,695 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0bv32 == pumpRunning && 2bv32 == tmp) && 0bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result) || ((((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 2bv32 == tmp) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 2bv32 == tmp) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 16:19:50,696 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == pumpRunning && 0bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 16:19:50,696 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == pumpRunning && 0bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 16:19:50,696 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 16:19:50,696 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == pumpRunning && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 16:19:50,696 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == pumpRunning && 0bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || (((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 16:19:50,696 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == pumpRunning && 0bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 16:19:50,697 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == pumpRunning && 0bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 16:19:50,697 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == pumpRunning && 0bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 16:19:50,697 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result) || (((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result)) || (((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 16:19:50,698 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 16:19:50,698 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || (((((1bv32 == \result && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 16:19:50,698 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 16:19:50,699 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 1bv32 == \result) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) && tmp == 0bv32 [2019-12-07 16:19:50,699 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(systemActive == 0bv32) && tmp___0 == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && !(tmp == 0bv32)) && \result == 0bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 16:19:50,740 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_0277577d-5ea0-4d9b-a41a-be0f7e27828f/bin/utaipan/witness.graphml [2019-12-07 16:19:50,740 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 16:19:50,741 INFO L168 Benchmark]: Toolchain (without parser) took 17162.20 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 369.6 MB). Free memory was 947.0 MB in the beginning and 863.3 MB in the end (delta: 83.7 MB). Peak memory consumption was 453.3 MB. Max. memory is 11.5 GB. [2019-12-07 16:19:50,741 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:19:50,741 INFO L168 Benchmark]: CACSL2BoogieTranslator took 377.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -158.6 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2019-12-07 16:19:50,741 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:19:50,741 INFO L168 Benchmark]: Boogie Preprocessor took 33.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-07 16:19:50,742 INFO L168 Benchmark]: RCFGBuilder took 585.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 82.0 MB). Peak memory consumption was 82.0 MB. Max. memory is 11.5 GB. [2019-12-07 16:19:50,742 INFO L168 Benchmark]: TraceAbstraction took 16030.38 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 232.3 MB). Free memory was 1.0 GB in the beginning and 874.2 MB in the end (delta: 142.6 MB). Peak memory consumption was 448.0 MB. Max. memory is 11.5 GB. [2019-12-07 16:19:50,742 INFO L168 Benchmark]: Witness Printer took 85.06 ms. Allocated memory is still 1.4 GB. Free memory was 874.2 MB in the beginning and 863.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2019-12-07 16:19:50,743 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 377.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -158.6 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 47.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 585.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 82.0 MB). Peak memory consumption was 82.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 16030.38 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 232.3 MB). Free memory was 1.0 GB in the beginning and 874.2 MB in the end (delta: 142.6 MB). Peak memory consumption was 448.0 MB. Max. memory is 11.5 GB. * Witness Printer took 85.06 ms. Allocated memory is still 1.4 GB. Free memory was 874.2 MB in the beginning and 863.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 516]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 516]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 516]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || (((((1bv32 == \result && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: (((((((0bv32 == pumpRunning && 0bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: (((((((!(systemActive == 0bv32) && tmp___0 == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && !(tmp == 0bv32)) && \result == 0bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: (((((0bv32 == pumpRunning && 0bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || (((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: (((((((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 1bv32 == \result) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) && tmp == 0bv32 - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 647]: Loop Invariant Derived loop invariant: ((((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result) || (((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result)) || (((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 647]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 465]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 647]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: (((((0bv32 == pumpRunning && 0bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 956]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((0bv32 == pumpRunning && 2bv32 == tmp) && 0bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result) || ((((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 2bv32 == tmp) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 2bv32 == tmp) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) && 2bv32 == \result)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: ((((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: (((((((0bv32 == pumpRunning && 0bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: (((((((0bv32 == pumpRunning && 0bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (((((((0bv32 == pumpRunning && 0bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((((!(systemActive == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((!(systemActive == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 128 locations, 3 error locations. Result: SAFE, OverallTime: 8.3s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 3.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.5s, HoareTripleCheckerStatistics: 1400 SDtfs, 3413 SDslu, 4046 SDs, 0 SdLazy, 1015 SolverSat, 226 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1233 GetRequests, 1085 SyntacticMatches, 0 SemanticMatches, 148 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4435 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=482occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 2732 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 51 PreInvPairs, 200 NumberOfFragments, 1060 HoareAnnotationTreeSize, 51 FomulaSimplifications, 315263 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 51 FomulaSimplificationsInter, 532259 FormulaSimplificationTreeSizeReductionInter, 6.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 536 NumberOfCodeBlocks, 536 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1046 ConstructedInterpolants, 0 QuantifiedInterpolants, 103966 SizeOfPredicates, 33 NumberOfNonLiveVariables, 2747 ConjunctsInSsa, 54 ConjunctsInUnsatCore, 26 InterpolantComputations, 20 PerfectInterpolantSequences, 290/314 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...